26-06-2015
Chemistry

Answered

given a solution with a Ph of 2.8, what is the [H3O+] of the solution?

Verified Answer :

27-06-2015

\(pH=-\log_{10} [H_3O^+] \Rightarrow [H_3O^+]=10^{-pH} \\ \\ pH=2.8 \\ \ [H_3O^+]=10^{-2.8} \approx 1.58 \times 10^{-3}\)

The [H₃O⁺] of the solution is approximately 1.58 × 10⁻³ M.

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